FR73332E - Radiophares - Google Patents
RadiopharesInfo
- Publication number
- FR73332E FR73332E FR57194A FR73332DA FR73332E FR 73332 E FR73332 E FR 73332E FR 57194 A FR57194 A FR 57194A FR 73332D A FR73332D A FR 73332DA FR 73332 E FR73332 E FR 73332E
- Authority
- FR
- France
- Prior art keywords
- bearing
- motor
- reference pulses
- phase
- square wave
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F10/00—Apparatus for measuring unknown time intervals by electric means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
- G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
- G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
- G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
- G01S13/781—Secondary Surveillance Radar [SSR] in general
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
- G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
- G01S13/785—Distance Measuring Equipment [DME] systems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
- G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
- G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
- G01S13/785—Distance Measuring Equipment [DME] systems
- G01S13/787—Distance Measuring Equipment [DME] systems co-operating with direction defining beacons
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/03—Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Radar Systems Or Details Thereof (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US349649XA | 1955-08-29 | 1955-08-29 | |
US683122A US2916738A (en) | 1955-08-29 | 1957-09-10 | Searching and tracking receiver |
Publications (1)
Publication Number | Publication Date |
---|---|
FR73332E true FR73332E (fr) | 1960-11-30 |
Family
ID=32396475
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1202806D Expired FR1202806A (fr) | 1955-08-29 | 1955-08-15 | Radiophares |
FR57194A Expired FR73332E (fr) | 1955-08-29 | 1956-05-29 | Radiophares |
FR57612A Expired FR73908E (fr) | 1955-08-29 | 1956-08-28 | Radiophares |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1202806D Expired FR1202806A (fr) | 1955-08-29 | 1955-08-15 | Radiophares |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR57612A Expired FR73908E (fr) | 1955-08-29 | 1956-08-28 | Radiophares |
Country Status (6)
Country | Link |
---|---|
US (1) | US2916738A (fr) |
BE (3) | BE540579A (fr) |
CH (3) | CH339953A (fr) |
FR (3) | FR1202806A (fr) |
GB (1) | GB856152A (fr) |
NL (1) | NL113548C (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3124800A (en) * | 1964-03-10 | Electronic switching device | ||
US3383687A (en) * | 1967-04-12 | 1968-05-14 | Navy Usa | Gross bearing error detector |
-
1955
- 1955-08-15 FR FR1202806D patent/FR1202806A/fr not_active Expired
- 1955-08-15 CH CH339953D patent/CH339953A/fr unknown
- 1955-08-16 BE BE540579A patent/BE540579A/xx unknown
-
1956
- 1956-05-29 FR FR57194A patent/FR73332E/fr not_active Expired
- 1956-08-27 CH CH349649D patent/CH349649A/de unknown
- 1956-08-28 FR FR57612A patent/FR73908E/fr not_active Expired
- 1956-10-30 BE BE552203A patent/BE552203A/xx unknown
-
1957
- 1957-09-10 US US683122A patent/US2916738A/en not_active Expired - Lifetime
-
1958
- 1958-09-05 CH CH6362158A patent/CH365113A/de unknown
- 1958-09-05 GB GB28587/58A patent/GB856152A/en not_active Expired
- 1958-09-10 BE BE571084A patent/BE571084A/xx unknown
- 1958-09-10 NL NL231250A patent/NL113548C/xx active
Also Published As
Publication number | Publication date |
---|---|
BE540579A (fr) | 1956-02-16 |
NL113548C (fr) | 1967-02-15 |
BE571084A (fr) | 1959-03-10 |
BE552203A (fr) | 1957-04-30 |
CH339953A (fr) | 1959-07-31 |
US2916738A (en) | 1959-12-08 |
CH349649A (de) | 1960-10-31 |
GB856152A (en) | 1960-12-14 |
FR1202806A (fr) | 1960-01-13 |
CH365113A (de) | 1962-10-31 |
FR73908E (fr) | 1961-03-03 |
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